CVE-2026-82542CWE-119CWE-120

CVE-2026-82542

Critical · published August 30, 2026

CVSS v3.1
10.0
EPSS
1%
Percentile
65.3
In the wild
Unconfirmed
What it is

A weakness has been identified in Tenda HG10 300001138. Affected by this issue is the function formIPv6Routing of the file /boaform/admin/formIPv6Routing of the component Boa Web Server. This manipulation of the argument destNet causes buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

The record
Technical detail
CVSS v3.1
10.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
10.0 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
EPSS
0.01096 · 65.3th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-08-30T17:16Z
References (6)
https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/HG10/bof-formIPv6Route-destNt.md · [email protected]https://vuldb.com/cve/CVE-2026-82542 · [email protected]https://vuldb.com/submit/888876 · [email protected]https://vuldb.com/vuln/397058 · [email protected]https://vuldb.com/vuln/397058/cti · [email protected]https://www.tenda.com.cn/ · [email protected]
EPSS history
Timeline
  • 01 SEP 03:32Z
    EPSS moved — → 1%
    epss
  • 30 AUG 12:30Z
    Tenda HG10 Boa Web Server formIPv6Routing buffer overflow
    cvelistv5